'''name = '牢张'
age = 20
print(f"他是{name},今年{age}")
print(f"乘以两倍是{age * 2}")
print(f"name是{type(name)},age是{type(age)}")

age = input("你今年几岁：")
print(f"你今年 {age} ")

lao_1 = "牢张"
lao_2 = "牢张"
print (f"牢张是真的牢吗:{lao_1 == lao_2}")
name = input("请输入姓名:")
if (name=="张景红"):
    print("是你！牢张！")
elif(name=="陈日裔"):
    print("陈叔叔好！")
else:
    print(f"{name},你好!")'''
a=12.3
print(f"{type(a)!=int}")
#print(type(a))